# Delay in data processing pipeline in US region

- Provider: [RudderStack](https://down.guide/rudderstack)
- Level: confirmed
- Impact: Degraded
- lasted 2h 24m
- started 2026-05-08 00:33 UTC
- Data Processing Pipeline (US)
- us, us-east-1
- id: DWN-6e66b8f482
- Official page: https://stspg.io/p7dv5d2kl13l

## Updates from RudderStack
### 2026-05-08 00:33 UTC: investigating
We are currently investigating an issue on our data processing pipeline due to an EC2 instance availability issue in the US region.

### 2026-05-08 00:43 UTC: investigating
We are investigating instance impairments in a single Availability Zone (use1-az4) in the US-EAST-1 Region.

### 2026-05-08 01:04 UTC: investigating
We are still investigating the issue.

### 2026-05-08 01:31 UTC: investigating
We are moving some workloads away from the problematic availability zone in AWS.

### 2026-05-08 01:51 UTC: identified
We are actively working on a solution to the issue.

### 2026-05-08 01:57 UTC: identified
We are continuing to work on a fix for this issue.

### 2026-05-08 02:12 UTC: identified
Enterprise customers are not affected by this issue. The team is working on the issue for Free, Starter and Growth customers.

### 2026-05-08 02:32 UTC: monitoring
Event processing has been resumed for Free, Starter and Growth customers, we are monitoring the pipeline's health.

### 2026-05-08 02:57 UTC: resolved
This incident has been resolved.

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